Herbert Merz
47Patents
14h-index
40Co-inventors
81Inventor score
Filing activity: Jun 5, 1973 → Nov 18, 1999
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US4176186A | Quaternary derivatives of noroxymorphone which relieve intestinal immobility | Chemistry; Metallurgy | 186 | Expired |
| US4617072A | Method for producing a composite ceramic body | Emerging Cross-Sectional Technologies | 64 | Expired |
| US4966527A | Composite blade construction for a propeller or rotor blade | Emerging Cross-Sectional Technologies | 58 | Expired |
| US4730876A | Apparatus for manufacturing a brush seal | Mechanical Engineering; Lighting; Heating | 43 | Expired |
| US5607941A | Useful for treating neurodegenerative diseases | Chemistry; Metallurgy | 43 | Expired |
| US5240933A | 14-hydroxy-N-(2-methoxyethyl)-7,8-dihydromorphine and -norisomorphine, processes for the preparation thereof and the use thereof as pharmaceutical compositions | Human Necessities | 39 | Expired |
| US4944655A | Propeller blade of a fiber-reinforced plastic material | Emerging Cross-Sectional Technologies | 35 | Expired |
| US4809990A | Brush seals of ceramic material for thermal turbomachines | Emerging Cross-Sectional Technologies | 31 | Expired |
| US4393069A | 8-Arylalkyl-3-phenyl-3-nortropanols and salts thereof | Human Necessities | 26 | Expired |
| US4536127A | Turbocompressor provided with an abradable coating | Emerging Cross-Sectional Technologies | 21 | Expired |
| US4087532A | Analgesically useful 2-tetrahydrofurfuryl-5-lower alkyl-2-oxy-6,7-benzomorphans and salts thereof | Chemistry; Metallurgy | 18 | Expired |
| US4100288A | N-Tetrahydrofurfuryl-noroxymorphones, their salts, and analgesic compositions and methods employing them | Human Necessities | 17 | Expired |
| US4473573A | N-(2-methoxyethyl)-noroxymorphone and pharmaceutical compositions for relieving pain containing same | Human Necessities | 16 | Expired |
| US5047281A | Fiber reinforced composite material and method for producing fibers for such material | Emerging Cross-Sectional Technologies | 16 | Expired |
| US3933832A | N-(1-(.omega.-phenyl-alkyl)-piperidyl-4)-N-(.alpha.-pyridyl)-carboxylic acid amides and salts thereof | Chemistry; Metallurgy | 14 | Expired |
| US4575327A | Enclosure for the hot-isostatic pressing of highly stressed workpieces of complex shape for turbomachines | Performing Operations; Transporting | 13 | Expired |
| US3981874A | N-[(Methoxymethyl-furyl)-methyl]-morphinans or -6,7-benzomorphans and salts thereof | Human Necessities | 12 | Expired |
| US5196454A | Method of treating disorders of the dopaminergic systems using 2,5-diaminotetralines | Chemistry; Metallurgy | 12 | Expired |
| US5326647A | Abradable layer for a turbo-engine and a manufacturing process | Emerging Cross-Sectional Technologies | 11 | Expired |
| US3931194A | 2-Heteroaryl-methyl)-5,9.beta.-dialkyl-6,7-benzomorphans and salts thereof | Human Necessities | 11 | Expired |
| US5731318A | Benzomorphan derivatives | Chemistry; Metallurgy | 10 | Expired |
| USRE28972E | 5-Aryl-1H-1,5-benzodiazepine-2,4-diones | General | 9 | Expired |
| US4293556A | Analgesic 2-(2-alkoxy-ethyl)-2'-hydroxy-6,7-benzomorphans and salts thereof | Human Necessities | 9 | Expired |
| US3931187A | N-(heteroaryl-methyl)-7.alpha.-acyl-6,14-(endoetheno or endoethano)-tetrahydro-nororipavines or-thebaines and salts thereof | Emerging Cross-Sectional Technologies | 9 | Expired |
| US3982005A | 2-Tetrahydrofurfuryl-5-(methyl or phenyl)-9.beta.-methyl-2'-oxy-6,7-benzomorphans and salts thereof | Human Necessities | 8 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.